Finding the Third Proportional to 4,815,909 and 7,064,217

Step by Step Solution

1. Step 1: Write the proportion equation
   4,815,909 : 7,064,217 = 7,064,217 : x
2. Step 2: Convert to fraction form
   4,815,909/7,064,217 = 7,064,217/x
3. Step 3: Cross multiply
   4,815,909x = 7,064,217 × 7,064,217
4. Step 4: Simplify right side
   4,815,909x = 49,903,161,823,089
5. Step 5: Solve for x
   x = 49,903,161,823,089/4,815,909
6. Step 6: Final answer
   x = 10,362,148.00